An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch astronauts on a mission around the moon. Ground crews at the ...

NASA has finished a crucial step toward getting its Artemis II moon mission off the ground, and is now targeting early April to send four astronauts on an unprecedented path.

Four astronauts strapped inside a capsule smaller than a large walk-in closet will spend roughly 10 days testing every system that future Moon-landing crews will depend on. Artemis II, the first ...

According to NASA's watchdog, the agency "does not have the capability to rescue the stranded crew" if they were to be ...